First off, do u even want to be the musician for you church? If you don't, I would suggest u find someone in the church who wants to learn and teach them.
If you do, then my next question would be do u want to play by ear or sheet music or both? If u want to play by sheet music, then u need to get a teacher. If u want to play by ear, you've come to the right place. Here is the link that will get u started playing by ear:
http://www.learngospelmusic.com/forums/index.php/topic,42768.0.htmlAlso, I have a list of songs that I've chorded out. They range from some old stuff, to a lot of the new contemporary stuff. Here's the link of all the songs I've chorded that will help you as you improve your skills:
http://www.learngospelmusic.com/forums/index.php/topic,55770.0.htmlI suggest u visit the first link and go through it for a while b4 attempting to try and learn songs. Trust me, people who skip the first link and think they can get right to learning songs always hit a wall and have to return to it anyway. So why not save yourself some trouble and start with the first link.